nmode's Git Repositories - signal-cli/blob - lib/src/main/java/org/asamk/signal/manager/internal/ManagerImpl.java

   1 /*
   2   Copyright (C) 2015-2022 AsamK and contributors
   3
   4   This program is free software: you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation, either version 3 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License
  15   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal.manager.internal;
  18
  19 import org.asamk.signal.manager.Manager;
  20 import org.asamk.signal.manager.api.AlreadyReceivingException;
  21 import org.asamk.signal.manager.api.AttachmentInvalidException;
  22 import org.asamk.signal.manager.api.CaptchaRejectedException;
  23 import org.asamk.signal.manager.api.CaptchaRequiredException;
  24 import org.asamk.signal.manager.api.Configuration;
  25 import org.asamk.signal.manager.api.Device;
  26 import org.asamk.signal.manager.api.DeviceLimitExceededException;
  27 import org.asamk.signal.manager.api.DeviceLinkUrl;
  28 import org.asamk.signal.manager.api.Group;
  29 import org.asamk.signal.manager.api.GroupId;
  30 import org.asamk.signal.manager.api.GroupInviteLinkUrl;
  31 import org.asamk.signal.manager.api.GroupNotFoundException;
  32 import org.asamk.signal.manager.api.GroupSendingNotAllowedException;
  33 import org.asamk.signal.manager.api.Identity;
  34 import org.asamk.signal.manager.api.IdentityVerificationCode;
  35 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  36 import org.asamk.signal.manager.api.IncorrectPinException;
  37 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  38 import org.asamk.signal.manager.api.InvalidNumberException;
  39 import org.asamk.signal.manager.api.InvalidStickerException;
  40 import org.asamk.signal.manager.api.InvalidUsernameException;
  41 import org.asamk.signal.manager.api.LastGroupAdminException;
  42 import org.asamk.signal.manager.api.Message;
  43 import org.asamk.signal.manager.api.MessageEnvelope;
  44 import org.asamk.signal.manager.api.MessageEnvelope.Sync.MessageRequestResponse;
  45 import org.asamk.signal.manager.api.NonNormalizedPhoneNumberException;
  46 import org.asamk.signal.manager.api.NotAGroupMemberException;
  47 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  48 import org.asamk.signal.manager.api.Pair;
  49 import org.asamk.signal.manager.api.PendingAdminApprovalException;
  50 import org.asamk.signal.manager.api.PhoneNumberSharingMode;
  51 import org.asamk.signal.manager.api.PinLockedException;
  52 import org.asamk.signal.manager.api.Profile;
  53 import org.asamk.signal.manager.api.RateLimitException;
  54 import org.asamk.signal.manager.api.ReceiveConfig;
  55 import org.asamk.signal.manager.api.Recipient;
  56 import org.asamk.signal.manager.api.RecipientIdentifier;
  57 import org.asamk.signal.manager.api.SendGroupMessageResults;
  58 import org.asamk.signal.manager.api.SendMessageResult;
  59 import org.asamk.signal.manager.api.SendMessageResults;
  60 import org.asamk.signal.manager.api.StickerPackId;
  61 import org.asamk.signal.manager.api.StickerPackInvalidException;
  62 import org.asamk.signal.manager.api.StickerPackUrl;
  63 import org.asamk.signal.manager.api.TextStyle;
  64 import org.asamk.signal.manager.api.TypingAction;
  65 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  66 import org.asamk.signal.manager.api.UpdateGroup;
  67 import org.asamk.signal.manager.api.UpdateProfile;
  68 import org.asamk.signal.manager.api.UserStatus;
  69 import org.asamk.signal.manager.api.UsernameLinkUrl;
  70 import org.asamk.signal.manager.api.UsernameStatus;
  71 import org.asamk.signal.manager.api.VerificationMethodNotAvailableException;
  72 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  73 import org.asamk.signal.manager.helper.AccountFileUpdater;
  74 import org.asamk.signal.manager.helper.Context;
  75 import org.asamk.signal.manager.helper.RecipientHelper.RegisteredUser;
  76 import org.asamk.signal.manager.jobs.RefreshRecipientsJob;
  77 import org.asamk.signal.manager.jobs.SyncStorageJob;
  78 import org.asamk.signal.manager.storage.AttachmentStore;
  79 import org.asamk.signal.manager.storage.AvatarStore;
  80 import org.asamk.signal.manager.storage.SignalAccount;
  81 import org.asamk.signal.manager.storage.groups.GroupInfo;
  82 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  83 import org.asamk.signal.manager.storage.recipients.RecipientAddress;
  84 import org.asamk.signal.manager.storage.recipients.RecipientId;
  85 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  86 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  87 import org.asamk.signal.manager.storage.stickers.StickerPack;
  88 import org.asamk.signal.manager.util.AttachmentUtils;
  89 import org.asamk.signal.manager.util.KeyUtils;
  90 import org.asamk.signal.manager.util.MimeUtils;
  91 import org.asamk.signal.manager.util.PhoneNumberFormatter;
  92 import org.asamk.signal.manager.util.StickerUtils;
  93 import org.signal.libsignal.protocol.InvalidMessageException;
  94 import org.signal.libsignal.usernames.BaseUsernameException;
  95 import org.slf4j.Logger;
  96 import org.slf4j.LoggerFactory;
  97 import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
  98 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  99 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
 100 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
 101 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
 102 import org.whispersystems.signalservice.api.push.ServiceId;
 103 import org.whispersystems.signalservice.api.push.ServiceId.ACI;
 104 import org.whispersystems.signalservice.api.push.ServiceId.PNI;
 105 import org.whispersystems.signalservice.api.push.ServiceIdType;
 106 import org.whispersystems.signalservice.api.push.exceptions.CdsiResourceExhaustedException;
 107 import org.whispersystems.signalservice.api.push.exceptions.UsernameMalformedException;
 108 import org.whispersystems.signalservice.api.push.exceptions.UsernameTakenException;
 109 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
 110 import org.whispersystems.signalservice.api.util.StreamDetails;
 111 import org.whispersystems.signalservice.internal.util.Hex;
 112 import org.whispersystems.signalservice.internal.util.Util;
 113
 114 import java.io.ByteArrayInputStream;
 115 import java.io.File;
 116 import java.io.FileNotFoundException;
 117 import java.io.IOException;
 118 import java.io.InputStream;
 119 import java.nio.charset.StandardCharsets;
 120 import java.time.Duration;
 121 import java.util.ArrayList;
 122 import java.util.Collection;
 123 import java.util.HashMap;
 124 import java.util.HashSet;
 125 import java.util.List;
 126 import java.util.Map;
 127 import java.util.Objects;
 128 import java.util.Optional;
 129 import java.util.Set;
 130 import java.util.concurrent.ExecutorService;
 131 import java.util.concurrent.Executors;
 132 import java.util.concurrent.TimeUnit;
 133 import java.util.concurrent.atomic.AtomicInteger;
 134 import java.util.function.Function;
 135 import java.util.stream.Collectors;
 136 import java.util.stream.Stream;
 137
 138 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 139 import io.reactivex.rxjava3.schedulers.Schedulers;
 140 import okio.Utf8;
 141
 142 import static org.asamk.signal.manager.config.ServiceConfig.MAX_MESSAGE_SIZE_BYTES;
 143 import static org.asamk.signal.manager.util.Utils.handleResponseException;
 144 import static org.signal.core.util.StringExtensionsKt.splitByByteLength;
 145
 146 public class ManagerImpl implements Manager {
 147
 148     private static final Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 149
 150     private SignalAccount account;
 151     private final SignalDependencies dependencies;
 152     private final Context context;
 153
 154     private final ExecutorService executor = Executors.newCachedThreadPool();
 155
 156     private Thread receiveThread;
 157     private boolean isReceivingSynchronous;
 158     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 159     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 160     private final List<Runnable> closedListeners = new ArrayList<>();
 161     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 162     private final CompositeDisposable disposable = new CompositeDisposable();
 163
 164     public ManagerImpl(
 165             SignalAccount account,
 166             PathConfig pathConfig,
 167             AccountFileUpdater accountFileUpdater,
 168             ServiceEnvironmentConfig serviceEnvironmentConfig,
 169             String userAgent
 170     ) {
 171         this.account = account;
 172
 173         final var sessionLock = new ReentrantSignalSessionLock();
 174         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 175                 userAgent,
 176                 account.getCredentialsProvider(),
 177                 account.getSignalServiceDataStore(),
 178                 executor,
 179                 sessionLock);
 180         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 181         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 182         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 183
 184         this.context = new Context(account, new AccountFileUpdater() {
 185             @Override
 186             public void updateAccountIdentifiers(final String number, final ACI aci) {
 187                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 188                 synchronized (addressChangedListeners) {
 189                     addressChangedListeners.forEach(Runnable::run);
 190                 }
 191             }
 192
 193             @Override
 194             public void removeAccount() {
 195                 accountFileUpdater.removeAccount();
 196             }
 197         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 198         this.context.getAccountHelper().setUnregisteredListener(this::close);
 199         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 200         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 201             synchronized (this) {
 202                 this.notifyAll();
 203             }
 204         });
 205         disposable.add(account.getIdentityKeyStore()
 206                 .getIdentityChanges()
 207                 .observeOn(Schedulers.from(executor))
 208                 .subscribe(serviceId -> {
 209                     logger.trace("Archiving old sessions for {}", serviceId);
 210                     account.getAccountData(ServiceIdType.ACI).getSessionStore().archiveSessions(serviceId);
 211                     account.getAccountData(ServiceIdType.PNI).getSessionStore().archiveSessions(serviceId);
 212                     account.getSenderKeyStore().deleteSharedWith(serviceId);
 213                     final var recipientId = account.getRecipientResolver().resolveRecipient(serviceId);
 214                     final var profile = account.getProfileStore().getProfile(recipientId);
 215                     if (profile != null) {
 216                         account.getProfileStore()
 217                                 .storeProfile(recipientId,
 218                                         Profile.newBuilder(profile)
 219                                                 .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 220                                                 .withLastUpdateTimestamp(0)
 221                                                 .build());
 222                     }
 223                 }));
 224     }
 225
 226     @Override
 227     public String getSelfNumber() {
 228         return account.getNumber();
 229     }
 230
 231     public void checkAccountState() throws IOException {
 232         context.getAccountHelper().checkAccountState();
 233         final var lastRecipientsRefresh = account.getLastRecipientsRefresh();
 234         if (lastRecipientsRefresh == null
 235                 || lastRecipientsRefresh < System.currentTimeMillis() - TimeUnit.DAYS.toMillis(1)) {
 236             context.getJobExecutor().enqueueJob(new RefreshRecipientsJob());
 237             context.getAccountHelper().checkWhoAmiI();
 238         }
 239     }
 240
 241     @Override
 242     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException, RateLimitException {
 243         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 244             try {
 245                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 246                 if (!canonicalizedNumber.equals(n)) {
 247                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 248                 }
 249                 return canonicalizedNumber;
 250             } catch (InvalidNumberException e) {
 251                 return "";
 252             }
 253         }));
 254
 255         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 256         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 257                 .stream()
 258                 .filter(s -> !s.isEmpty())
 259                 .collect(Collectors.toSet());
 260
 261         final Map<String, RegisteredUser> registeredUsers;
 262         try {
 263             registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 264         } catch (CdsiResourceExhaustedException e) {
 265             logger.debug("CDSI resource exhausted: {}", e.getMessage());
 266             throw new RateLimitException(System.currentTimeMillis() + e.getRetryAfterSeconds() * 1000L);
 267         }
 268
 269         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 270             final var number = canonicalizedNumbers.get(n);
 271             final var user = registeredUsers.get(number);
 272             final var serviceId = user == null ? null : user.getServiceId();
 273             final var profile = serviceId == null
 274                     ? null
 275                     : context.getProfileHelper()
 276                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 277             return new UserStatus(number.isEmpty() ? null : number,
 278                     serviceId == null ? null : serviceId.getRawUuid(),
 279                     profile != null
 280                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 281         }));
 282     }
 283
 284     @Override
 285     public Map<String, UsernameStatus> getUsernameStatus(Set<String> usernames) {
 286         final var registeredUsers = new HashMap<String, RecipientAddress>();
 287         for (final var username : usernames) {
 288             try {
 289                 final var recipientId = context.getRecipientHelper().resolveRecipientByUsernameOrLink(username, true);
 290                 final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 291                 registeredUsers.put(username, address);
 292             } catch (UnregisteredRecipientException e) {
 293                 // ignore
 294             }
 295         }
 296
 297         return usernames.stream().collect(Collectors.toMap(n -> n, username -> {
 298             final var user = registeredUsers.get(username);
 299             final var serviceId = user == null ? null : user.serviceId().orElse(null);
 300             final var profile = serviceId == null
 301                     ? null
 302                     : context.getProfileHelper()
 303                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 304             return new UsernameStatus(username,
 305                     serviceId == null ? null : serviceId.getRawUuid(),
 306                     profile != null
 307                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 308         }));
 309     }
 310
 311     @Override
 312     public void updateAccountAttributes(
 313             String deviceName,
 314             Boolean unrestrictedUnidentifiedSender,
 315             final Boolean discoverableByNumber,
 316             final Boolean numberSharing
 317     ) throws IOException {
 318         if (deviceName != null) {
 319             context.getAccountHelper().setDeviceName(deviceName);
 320         }
 321         if (unrestrictedUnidentifiedSender != null) {
 322             account.setUnrestrictedUnidentifiedAccess(unrestrictedUnidentifiedSender);
 323         }
 324         if (discoverableByNumber != null) {
 325             account.getConfigurationStore().setPhoneNumberUnlisted(!discoverableByNumber);
 326         }
 327         if (numberSharing != null) {
 328             account.getConfigurationStore()
 329                     .setPhoneNumberSharingMode(numberSharing
 330                             ? PhoneNumberSharingMode.EVERYBODY
 331                             : PhoneNumberSharingMode.NOBODY);
 332         }
 333         context.getAccountHelper().updateAccountAttributes();
 334         context.getAccountHelper().checkWhoAmiI();
 335     }
 336
 337     @Override
 338     public Configuration getConfiguration() {
 339         final var configurationStore = account.getConfigurationStore();
 340         return Configuration.from(configurationStore);
 341     }
 342
 343     @Override
 344     public void updateConfiguration(Configuration configuration) {
 345         final var configurationStore = account.getConfigurationStore();
 346         if (configuration.readReceipts().isPresent()) {
 347             configurationStore.setReadReceipts(configuration.readReceipts().get());
 348         }
 349         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 350             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 351         }
 352         if (configuration.typingIndicators().isPresent()) {
 353             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 354         }
 355         if (configuration.linkPreviews().isPresent()) {
 356             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 357         }
 358         context.getSyncHelper().sendConfigurationMessage();
 359         syncRemoteStorage();
 360     }
 361
 362     @Override
 363     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 364         context.getProfileHelper()
 365                 .setProfile(updateProfile.getGivenName(),
 366                         updateProfile.getFamilyName(),
 367                         updateProfile.getAbout(),
 368                         updateProfile.getAboutEmoji(),
 369                         updateProfile.isDeleteAvatar()
 370                                 ? Optional.empty()
 371                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 372                         updateProfile.getMobileCoinAddress());
 373         context.getSyncHelper().sendSyncFetchProfileMessage();
 374     }
 375
 376     void refreshCurrentUsername() throws IOException, BaseUsernameException {
 377         context.getAccountHelper().refreshCurrentUsername();
 378     }
 379
 380     @Override
 381     public String getUsername() {
 382         return account.getUsername();
 383     }
 384
 385     @Override
 386     public UsernameLinkUrl getUsernameLink() {
 387         return new UsernameLinkUrl(account.getUsernameLink());
 388     }
 389
 390     @Override
 391     public void setUsername(final String username) throws IOException, InvalidUsernameException {
 392         try {
 393             if (username.contains(".")) {
 394                 context.getAccountHelper().reserveExactUsername(username);
 395             } else {
 396                 context.getAccountHelper().reserveUsernameFromNickname(username);
 397             }
 398         } catch (UsernameMalformedException e) {
 399             throw new InvalidUsernameException("Username is malformed", e);
 400         } catch (UsernameTakenException e) {
 401             throw new InvalidUsernameException("Username is already registered", e);
 402         } catch (BaseUsernameException e) {
 403             throw new InvalidUsernameException(e.getMessage() + " (" + e.getClass().getSimpleName() + ")", e);
 404         }
 405     }
 406
 407     @Override
 408     public void deleteUsername() throws IOException {
 409         context.getAccountHelper().deleteUsername();
 410     }
 411
 412     @Override
 413     public void startChangeNumber(
 414             String newNumber,
 415             boolean voiceVerification,
 416             String captcha
 417     ) throws RateLimitException, IOException, CaptchaRequiredException, NonNormalizedPhoneNumberException, NotPrimaryDeviceException, VerificationMethodNotAvailableException {
 418         if (!account.isPrimaryDevice()) {
 419             throw new NotPrimaryDeviceException();
 420         }
 421         context.getAccountHelper().startChangeNumber(newNumber, voiceVerification, captcha);
 422     }
 423
 424     @Override
 425     public void finishChangeNumber(
 426             String newNumber,
 427             String verificationCode,
 428             String pin
 429     ) throws IncorrectPinException, PinLockedException, IOException, NotPrimaryDeviceException {
 430         if (!account.isPrimaryDevice()) {
 431             throw new NotPrimaryDeviceException();
 432         }
 433         context.getAccountHelper().finishChangeNumber(newNumber, verificationCode, pin);
 434     }
 435
 436     @Override
 437     public void unregister() throws IOException {
 438         context.getAccountHelper().unregister();
 439     }
 440
 441     @Override
 442     public void deleteAccount() throws IOException {
 443         context.getAccountHelper().deleteAccount();
 444     }
 445
 446     @Override
 447     public void submitRateLimitRecaptchaChallenge(
 448             String challenge,
 449             String captcha
 450     ) throws IOException, CaptchaRejectedException {
 451         captcha = captcha == null ? "" : captcha.replace("signalcaptcha://", "");
 452
 453         try {
 454             handleResponseException(dependencies.getRateLimitChallengeApi().submitCaptchaChallenge(challenge, captcha));
 455         } catch (org.whispersystems.signalservice.internal.push.exceptions.CaptchaRejectedException ignored) {
 456             throw new CaptchaRejectedException();
 457         }
 458     }
 459
 460     @Override
 461     public List<Device> getLinkedDevices() throws IOException {
 462         var devices = handleResponseException(dependencies.getLinkDeviceApi().getDevices());
 463         account.setMultiDevice(devices.size() > 1);
 464         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 465         return devices.stream().map(d -> {
 466             String deviceName = d.getName();
 467             if (deviceName != null) {
 468                 try {
 469                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 470                 } catch (IOException e) {
 471                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 472                 }
 473             }
 474             return new Device(d.getId(),
 475                     deviceName,
 476                     d.getCreated(),
 477                     d.getLastSeen(),
 478                     d.getId() == account.getDeviceId());
 479         }).toList();
 480     }
 481
 482     @Override
 483     public void removeLinkedDevices(int deviceId) throws IOException, NotPrimaryDeviceException {
 484         if (!account.isPrimaryDevice()) {
 485             throw new NotPrimaryDeviceException();
 486         }
 487         context.getAccountHelper().removeLinkedDevices(deviceId);
 488     }
 489
 490     @Override
 491     public void addDeviceLink(DeviceLinkUrl linkUrl) throws IOException, InvalidDeviceLinkException, NotPrimaryDeviceException, DeviceLimitExceededException {
 492         if (!account.isPrimaryDevice()) {
 493             throw new NotPrimaryDeviceException();
 494         }
 495         context.getAccountHelper().addDevice(linkUrl);
 496     }
 497
 498     @Override
 499     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 500         if (!account.isPrimaryDevice()) {
 501             throw new NotPrimaryDeviceException();
 502         }
 503         if (pin.isPresent()) {
 504             context.getAccountHelper().setRegistrationPin(pin.get());
 505         } else {
 506             context.getAccountHelper().removeRegistrationPin();
 507         }
 508     }
 509
 510     void refreshPreKeys() throws IOException {
 511         context.getPreKeyHelper().refreshPreKeysIfNecessary();
 512     }
 513
 514     @Override
 515     public List<Group> getGroups() {
 516         return context.getGroupHelper().getGroups().stream().map(this::toGroup).toList();
 517     }
 518
 519     private Group toGroup(final GroupInfo groupInfo) {
 520         if (groupInfo == null) {
 521             return null;
 522         }
 523
 524         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 525     }
 526
 527     @Override
 528     public SendGroupMessageResults quitGroup(
 529             GroupId groupId,
 530             Set<RecipientIdentifier.Single> groupAdmins
 531     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 532         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 533         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 534     }
 535
 536     @Override
 537     public void deleteGroup(GroupId groupId) throws IOException {
 538         final var group = context.getGroupHelper().getGroup(groupId);
 539         if (group.isMember(account.getSelfRecipientId())) {
 540             throw new IOException(
 541                     "The local group information cannot be removed, as the user is still a member of the group");
 542         }
 543         context.getGroupHelper().deleteGroup(groupId);
 544     }
 545
 546     @Override
 547     public Pair<GroupId, SendGroupMessageResults> createGroup(
 548             String name,
 549             Set<RecipientIdentifier.Single> members,
 550             String avatarFile
 551     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 552         return context.getGroupHelper()
 553                 .createGroup(name,
 554                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 555                         avatarFile);
 556     }
 557
 558     @Override
 559     public SendGroupMessageResults updateGroup(
 560             final GroupId groupId,
 561             final UpdateGroup updateGroup
 562     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 563         return context.getGroupHelper()
 564                 .updateGroup(groupId,
 565                         updateGroup.getName(),
 566                         updateGroup.getDescription(),
 567                         updateGroup.getMembers() == null
 568                                 ? null
 569                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 570                         updateGroup.getRemoveMembers() == null
 571                                 ? null
 572                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 573                         updateGroup.getAdmins() == null
 574                                 ? null
 575                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 576                         updateGroup.getRemoveAdmins() == null
 577                                 ? null
 578                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 579                         updateGroup.getBanMembers() == null
 580                                 ? null
 581                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 582                         updateGroup.getUnbanMembers() == null
 583                                 ? null
 584                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 585                         updateGroup.isResetGroupLink(),
 586                         updateGroup.getGroupLinkState(),
 587                         updateGroup.getAddMemberPermission(),
 588                         updateGroup.getEditDetailsPermission(),
 589                         updateGroup.getAvatarFile(),
 590                         updateGroup.getExpirationTimer(),
 591                         updateGroup.getIsAnnouncementGroup());
 592     }
 593
 594     @Override
 595     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 596             GroupInviteLinkUrl inviteLinkUrl
 597     ) throws IOException, InactiveGroupLinkException, PendingAdminApprovalException {
 598         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 599     }
 600
 601     private SendMessageResults sendMessage(
 602             SignalServiceDataMessage.Builder messageBuilder,
 603             Set<RecipientIdentifier> recipients,
 604             boolean notifySelf
 605     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 606         return sendMessage(messageBuilder, recipients, notifySelf, Optional.empty());
 607     }
 608
 609     private SendMessageResults sendMessage(
 610             SignalServiceDataMessage.Builder messageBuilder,
 611             Set<RecipientIdentifier> recipients,
 612             boolean notifySelf,
 613             Optional<Long> editTargetTimestamp
 614     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 615         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 616         long timestamp = System.currentTimeMillis();
 617         messageBuilder.withTimestamp(timestamp);
 618         for (final var recipient : recipients) {
 619             if (recipient instanceof RecipientIdentifier.NoteToSelf || (
 620                     recipient instanceof RecipientIdentifier.Single single
 621                             && new RecipientAddress(single.toPartialRecipientAddress()).matches(account.getSelfRecipientAddress())
 622             )) {
 623                 final var result = notifySelf
 624                         ? context.getSendHelper()
 625                         .sendMessage(messageBuilder, account.getSelfRecipientId(), editTargetTimestamp)
 626                         : context.getSendHelper().sendSelfMessage(messageBuilder, editTargetTimestamp);
 627                 results.put(recipient, List.of(toSendMessageResult(result)));
 628             } else if (recipient instanceof RecipientIdentifier.Single single) {
 629                 try {
 630                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 631                     final var result = context.getSendHelper()
 632                             .sendMessage(messageBuilder, recipientId, editTargetTimestamp);
 633                     results.put(recipient, List.of(toSendMessageResult(result)));
 634                 } catch (UnregisteredRecipientException e) {
 635                     results.put(recipient,
 636                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 637                 }
 638             } else if (recipient instanceof RecipientIdentifier.Group group) {
 639                 final var result = context.getSendHelper()
 640                         .sendAsGroupMessage(messageBuilder, group.groupId(), notifySelf, editTargetTimestamp);
 641                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 642             }
 643         }
 644         return new SendMessageResults(timestamp, results);
 645     }
 646
 647     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 648         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 649     }
 650
 651     private SendMessageResults sendTypingMessage(
 652             SignalServiceTypingMessage.Action action,
 653             Set<RecipientIdentifier> recipients
 654     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 655         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 656         final var timestamp = System.currentTimeMillis();
 657         for (var recipient : recipients) {
 658             if (recipient instanceof RecipientIdentifier.Single single) {
 659                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 660                 try {
 661                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 662                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 663                     results.put(recipient, List.of(toSendMessageResult(result)));
 664                 } catch (UnregisteredRecipientException e) {
 665                     results.put(recipient,
 666                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 667                 }
 668             } else if (recipient instanceof RecipientIdentifier.Group) {
 669                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 670                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 671                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 672                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 673             }
 674         }
 675         return new SendMessageResults(timestamp, results);
 676     }
 677
 678     @Override
 679     public SendMessageResults sendTypingMessage(
 680             TypingAction action,
 681             Set<RecipientIdentifier> recipients
 682     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 683         return sendTypingMessage(action.toSignalService(), recipients);
 684     }
 685
 686     @Override
 687     public SendMessageResults sendReadReceipt(RecipientIdentifier.Single sender, List<Long> messageIds) {
 688         final var timestamp = System.currentTimeMillis();
 689         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 690                 messageIds,
 691                 timestamp);
 692
 693         return sendReceiptMessage(sender, timestamp, receiptMessage);
 694     }
 695
 696     @Override
 697     public SendMessageResults sendViewedReceipt(RecipientIdentifier.Single sender, List<Long> messageIds) {
 698         final var timestamp = System.currentTimeMillis();
 699         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 700                 messageIds,
 701                 timestamp);
 702
 703         return sendReceiptMessage(sender, timestamp, receiptMessage);
 704     }
 705
 706     private SendMessageResults sendReceiptMessage(
 707             final RecipientIdentifier.Single sender,
 708             final long timestamp,
 709             final SignalServiceReceiptMessage receiptMessage
 710     ) {
 711         try {
 712             final var recipientId = context.getRecipientHelper().resolveRecipient(sender);
 713             final var result = context.getSendHelper().sendReceiptMessage(receiptMessage, recipientId);
 714
 715             final var serviceId = account.getRecipientAddressResolver()
 716                     .resolveRecipientAddress(recipientId)
 717                     .serviceId();
 718             if (serviceId.isPresent()) {
 719                 context.getSyncHelper().sendSyncReceiptMessage(serviceId.get(), receiptMessage);
 720             }
 721             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 722         } catch (UnregisteredRecipientException e) {
 723             return new SendMessageResults(timestamp,
 724                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 725         }
 726     }
 727
 728     @Override
 729     public SendMessageResults sendMessage(
 730             Message message,
 731             Set<RecipientIdentifier> recipients,
 732             boolean notifySelf
 733     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 734         final var selfProfile = context.getProfileHelper().getSelfProfile();
 735         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 736             logger.warn(
 737                     "No profile name set. When sending a message it's recommended to set a profile name with the updateProfile command. This may become mandatory in the future.");
 738         }
 739         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 740         applyMessage(messageBuilder, message);
 741         return sendMessage(messageBuilder, recipients, notifySelf);
 742     }
 743
 744     @Override
 745     public SendMessageResults sendEditMessage(
 746             Message message,
 747             Set<RecipientIdentifier> recipients,
 748             long editTargetTimestamp
 749     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 750         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 751         applyMessage(messageBuilder, message);
 752         return sendMessage(messageBuilder, recipients, false, Optional.of(editTargetTimestamp));
 753     }
 754
 755     private void applyMessage(
 756             final SignalServiceDataMessage.Builder messageBuilder,
 757             final Message message
 758     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 759         final var additionalAttachments = new ArrayList<SignalServiceAttachment>();
 760         if (Utf8.size(message.messageText()) > MAX_MESSAGE_SIZE_BYTES) {
 761             final var result = splitByByteLength(message.messageText(), MAX_MESSAGE_SIZE_BYTES);
 762             final var trimmed = result.getFirst();
 763             final var remainder = result.getSecond();
 764             if (remainder != null) {
 765                 final var messageBytes = message.messageText().getBytes(StandardCharsets.UTF_8);
 766                 final var uploadSpec = dependencies.getMessageSender().getResumableUploadSpec();
 767                 final var streamDetails = new StreamDetails(new ByteArrayInputStream(messageBytes),
 768                         MimeUtils.LONG_TEXT,
 769                         messageBytes.length);
 770                 final var textAttachment = AttachmentUtils.createAttachmentStream(streamDetails,
 771                         Optional.empty(),
 772                         uploadSpec);
 773                 messageBuilder.withBody(trimmed);
 774                 additionalAttachments.add(context.getAttachmentHelper().uploadAttachment(textAttachment));
 775             } else {
 776                 messageBuilder.withBody(message.messageText());
 777             }
 778         } else {
 779             messageBuilder.withBody(message.messageText());
 780         }
 781         if (!message.attachments().isEmpty()) {
 782             final var uploadedAttachments = context.getAttachmentHelper().uploadAttachments(message.attachments());
 783             if (!additionalAttachments.isEmpty()) {
 784                 additionalAttachments.addAll(uploadedAttachments);
 785                 messageBuilder.withAttachments(additionalAttachments);
 786             } else {
 787                 messageBuilder.withAttachments(uploadedAttachments);
 788             }
 789         } else if (!additionalAttachments.isEmpty()) {
 790             messageBuilder.withAttachments(additionalAttachments);
 791         }
 792         if (!message.mentions().isEmpty()) {
 793             messageBuilder.withMentions(resolveMentions(message.mentions()));
 794         }
 795         if (!message.textStyles().isEmpty()) {
 796             messageBuilder.withBodyRanges(message.textStyles().stream().map(TextStyle::toBodyRange).toList());
 797         }
 798         if (message.quote().isPresent()) {
 799             final var quote = message.quote().get();
 800             final var quotedAttachments = new ArrayList<SignalServiceDataMessage.Quote.QuotedAttachment>();
 801             for (final var a : quote.attachments()) {
 802                 final var quotedAttachment = new SignalServiceDataMessage.Quote.QuotedAttachment(a.contentType(),
 803                         a.filename(),
 804                         a.preview() == null ? null : context.getAttachmentHelper().uploadAttachment(a.preview()));
 805                 quotedAttachments.add(quotedAttachment);
 806             }
 807             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 808                     context.getRecipientHelper()
 809                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author()))
 810                             .getServiceId(),
 811                     quote.message(),
 812                     quotedAttachments,
 813                     resolveMentions(quote.mentions()),
 814                     SignalServiceDataMessage.Quote.Type.NORMAL,
 815                     quote.textStyles().stream().map(TextStyle::toBodyRange).toList()));
 816         }
 817         if (message.sticker().isPresent()) {
 818             final var sticker = message.sticker().get();
 819             final var packId = StickerPackId.deserialize(sticker.packId());
 820             final var stickerId = sticker.stickerId();
 821
 822             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 823             if (stickerPack == null) {
 824                 throw new InvalidStickerException("Sticker pack not found");
 825             }
 826             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.packKey());
 827             if (manifest.stickers().size() <= stickerId) {
 828                 throw new InvalidStickerException("Sticker id not part of this pack");
 829             }
 830             final var manifestSticker = manifest.stickers().get(stickerId);
 831             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 832             if (streamDetails == null) {
 833                 throw new InvalidStickerException("Missing local sticker file");
 834             }
 835             final var uploadSpec = dependencies.getMessageSender().getResumableUploadSpec();
 836             final var stickerAttachment = AttachmentUtils.createAttachmentStream(streamDetails,
 837                     Optional.empty(),
 838                     uploadSpec);
 839             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 840                     stickerPack.packKey(),
 841                     stickerId,
 842                     manifestSticker.emoji(),
 843                     stickerAttachment));
 844         }
 845         if (!message.previews().isEmpty()) {
 846             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 847             for (final var p : message.previews()) {
 848                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 849                         .uploadAttachment(p.image().get()) : null;
 850                 previews.add(new SignalServicePreview(p.url(),
 851                         p.title(),
 852                         p.description(),
 853                         0,
 854                         Optional.ofNullable(image)));
 855             }
 856             messageBuilder.withPreviews(previews);
 857         }
 858         if (message.storyReply().isPresent()) {
 859             final var storyReply = message.storyReply().get();
 860             final var authorServiceId = context.getRecipientHelper()
 861                     .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(storyReply.author()))
 862                     .getServiceId();
 863             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 864                     storyReply.timestamp()));
 865         }
 866     }
 867
 868     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 869         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 870         for (final var m : mentionList) {
 871             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 872             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 873                     .resolveSignalServiceAddress(recipientId)
 874                     .getServiceId(), m.start(), m.length()));
 875         }
 876         return mentions;
 877     }
 878
 879     @Override
 880     public SendMessageResults sendRemoteDeleteMessage(
 881             long targetSentTimestamp,
 882             Set<RecipientIdentifier> recipients
 883     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 884         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 885         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 886         for (final var recipient : recipients) {
 887             if (recipient instanceof RecipientIdentifier.Uuid u) {
 888                 account.getMessageSendLogStore()
 889                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, ACI.from(u.uuid()));
 890             } else if (recipient instanceof RecipientIdentifier.Pni pni) {
 891                 account.getMessageSendLogStore()
 892                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, PNI.from(pni.pni()));
 893             } else if (recipient instanceof RecipientIdentifier.Single r) {
 894                 try {
 895                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 896                     final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 897                     if (address.serviceId().isPresent()) {
 898                         account.getMessageSendLogStore()
 899                                 .deleteEntryForRecipientNonGroup(targetSentTimestamp, address.serviceId().get());
 900                     }
 901                 } catch (UnregisteredRecipientException ignored) {
 902                 }
 903             } else if (recipient instanceof RecipientIdentifier.Group r) {
 904                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 905             }
 906         }
 907         return sendMessage(messageBuilder, recipients, false);
 908     }
 909
 910     @Override
 911     public SendMessageResults sendMessageReaction(
 912             String emoji,
 913             boolean remove,
 914             RecipientIdentifier.Single targetAuthor,
 915             long targetSentTimestamp,
 916             Set<RecipientIdentifier> recipients,
 917             final boolean isStory
 918     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 919         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 920         final var authorServiceId = context.getRecipientHelper()
 921                 .resolveSignalServiceAddress(targetAuthorRecipientId)
 922                 .getServiceId();
 923         var reaction = new SignalServiceDataMessage.Reaction(emoji, remove, authorServiceId, targetSentTimestamp);
 924         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 925         if (isStory) {
 926             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 927                     targetSentTimestamp));
 928         }
 929         return sendMessage(messageBuilder, recipients, false);
 930     }
 931
 932     @Override
 933     public SendMessageResults sendPaymentNotificationMessage(
 934             byte[] receipt,
 935             String note,
 936             RecipientIdentifier.Single recipient
 937     ) throws IOException {
 938         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 939         final var payment = new SignalServiceDataMessage.Payment(paymentNotification, null);
 940         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 941         try {
 942             return sendMessage(messageBuilder, Set.of(recipient), false);
 943         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 944             throw new AssertionError(e);
 945         }
 946     }
 947
 948     @Override
 949     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 950         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 951
 952         try {
 953             return sendMessage(messageBuilder,
 954                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()),
 955                     false);
 956         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 957             throw new AssertionError(e);
 958         } finally {
 959             for (var recipient : recipients) {
 960                 final RecipientId recipientId;
 961                 try {
 962                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 963                 } catch (UnregisteredRecipientException e) {
 964                     continue;
 965                 }
 966                 final var serviceId = context.getAccount()
 967                         .getRecipientAddressResolver()
 968                         .resolveRecipientAddress(recipientId)
 969                         .serviceId();
 970                 if (serviceId.isPresent()) {
 971                     account.getAccountData(ServiceIdType.ACI).getSessionStore().deleteAllSessions(serviceId.get());
 972                 }
 973             }
 974         }
 975     }
 976
 977     @Override
 978     public SendMessageResults sendMessageRequestResponse(
 979             final MessageRequestResponse.Type type,
 980             final Set<RecipientIdentifier> recipients
 981     ) {
 982         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 983         for (final var recipient : recipients) {
 984             if (recipient instanceof RecipientIdentifier.NoteToSelf || (
 985                     recipient instanceof RecipientIdentifier.Single single
 986                             && new RecipientAddress(single.toPartialRecipientAddress()).matches(account.getSelfRecipientAddress())
 987             )) {
 988                 final var result = context.getSyncHelper()
 989                         .sendMessageRequestResponse(type, account.getSelfRecipientId());
 990                 if (result != null) {
 991                     results.put(recipient, List.of(toSendMessageResult(result)));
 992                 }
 993                 results.put(recipient, List.of(toSendMessageResult(result)));
 994             } else if (recipient instanceof RecipientIdentifier.Single single) {
 995                 try {
 996                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 997                     final var result = context.getSyncHelper().sendMessageRequestResponse(type, recipientId);
 998                     if (result != null) {
 999                         results.put(recipient, List.of(toSendMessageResult(result)));
1000                     }
1001                 } catch (UnregisteredRecipientException e) {
1002                     results.put(recipient,
1003                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
1004                 }
1005             } else if (recipient instanceof RecipientIdentifier.Group group) {
1006                 final var result = context.getSyncHelper().sendMessageRequestResponse(type, group.groupId());
1007                 results.put(recipient, List.of(toSendMessageResult(result)));
1008             }
1009         }
1010         return new SendMessageResults(0, results);
1011     }
1012
1013     @Override
1014     public void hideRecipient(final RecipientIdentifier.Single recipient) {
1015         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1016         if (recipientIdOptional.isPresent()) {
1017             context.getContactHelper().setContactHidden(recipientIdOptional.get(), true);
1018             account.removeRecipient(recipientIdOptional.get());
1019             syncRemoteStorage();
1020         }
1021     }
1022
1023     @Override
1024     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
1025         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1026         if (recipientIdOptional.isPresent()) {
1027             account.removeRecipient(recipientIdOptional.get());
1028             syncRemoteStorage();
1029         }
1030     }
1031
1032     @Override
1033     public void deleteContact(final RecipientIdentifier.Single recipient) {
1034         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1035         if (recipientIdOptional.isPresent()) {
1036             account.getContactStore().deleteContact(recipientIdOptional.get());
1037             syncRemoteStorage();
1038         }
1039     }
1040
1041     @Override
1042     public void setContactName(
1043             final RecipientIdentifier.Single recipient,
1044             final String givenName,
1045             final String familyName,
1046             final String nickGivenName,
1047             final String nickFamilyName,
1048             final String note
1049     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
1050         if (!account.isPrimaryDevice()) {
1051             throw new NotPrimaryDeviceException();
1052         }
1053         context.getContactHelper()
1054                 .setContactName(context.getRecipientHelper().resolveRecipient(recipient),
1055                         givenName,
1056                         familyName,
1057                         nickGivenName,
1058                         nickFamilyName,
1059                         note);
1060         syncRemoteStorage();
1061     }
1062
1063     @Override
1064     public void setContactsBlocked(
1065             Collection<RecipientIdentifier.Single> recipients,
1066             boolean blocked
1067     ) throws IOException, UnregisteredRecipientException {
1068         if (recipients.isEmpty()) {
1069             return;
1070         }
1071         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
1072         final var selfRecipientId = account.getSelfRecipientId();
1073         boolean shouldRotateProfileKey = false;
1074         for (final var recipientId : recipientIds) {
1075             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
1076                 continue;
1077             }
1078             context.getContactHelper().setContactBlocked(recipientId, blocked);
1079             context.getSyncHelper()
1080                     .sendMessageRequestResponse(blocked
1081                             ? MessageRequestResponse.Type.BLOCK
1082                             : MessageRequestResponse.Type.UNBLOCK_AND_ACCEPT, recipientId);
1083             // if we don't have a common group with the blocked contact we need to rotate the profile key
1084             shouldRotateProfileKey = blocked && (
1085                     shouldRotateProfileKey || account.getGroupStore()
1086                             .getGroups()
1087                             .stream()
1088                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
1089             );
1090         }
1091         if (shouldRotateProfileKey) {
1092             context.getProfileHelper().rotateProfileKey();
1093         }
1094         context.getSyncHelper().sendBlockedList();
1095         syncRemoteStorage();
1096     }
1097
1098     @Override
1099     public void setGroupsBlocked(
1100             final Collection<GroupId> groupIds,
1101             final boolean blocked
1102     ) throws GroupNotFoundException, IOException {
1103         if (groupIds.isEmpty()) {
1104             return;
1105         }
1106         boolean shouldRotateProfileKey = false;
1107         for (final var groupId : groupIds) {
1108             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
1109                 continue;
1110             }
1111             context.getGroupHelper().setGroupBlocked(groupId, blocked);
1112             context.getSyncHelper()
1113                     .sendMessageRequestResponse(blocked
1114                             ? MessageRequestResponse.Type.BLOCK
1115                             : MessageRequestResponse.Type.UNBLOCK_AND_ACCEPT, groupId);
1116             shouldRotateProfileKey = blocked;
1117         }
1118         if (shouldRotateProfileKey) {
1119             context.getProfileHelper().rotateProfileKey();
1120         }
1121         context.getSyncHelper().sendBlockedList();
1122         syncRemoteStorage();
1123     }
1124
1125     @Override
1126     public void setExpirationTimer(
1127             RecipientIdentifier.Single recipient,
1128             int messageExpirationTimer
1129     ) throws IOException, UnregisteredRecipientException {
1130         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1131         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
1132         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
1133         try {
1134             sendMessage(messageBuilder, Set.of(recipient), false);
1135         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
1136             throw new AssertionError(e);
1137         }
1138         syncRemoteStorage();
1139     }
1140
1141     @Override
1142     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
1143         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
1144
1145         var messageSender = dependencies.getMessageSender();
1146
1147         var packKey = KeyUtils.createStickerUploadKey();
1148         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
1149         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
1150
1151         var sticker = new StickerPack(packId, packKey);
1152         account.getStickerStore().addStickerPack(sticker);
1153         context.getSyncHelper().sendStickerOperationsMessage(List.of(sticker), List.of());
1154
1155         return new StickerPackUrl(packId, packKey);
1156     }
1157
1158     @Override
1159     public void installStickerPack(StickerPackUrl url) throws IOException {
1160         final var packId = url.packId();
1161         final var packKey = url.packKey();
1162         try {
1163             context.getStickerHelper().retrieveStickerPack(packId, packKey);
1164         } catch (InvalidMessageException e) {
1165             throw new IOException(e);
1166         }
1167
1168         final var sticker = context.getStickerHelper().addOrUpdateStickerPack(packId, packKey, true);
1169         context.getSyncHelper().sendStickerOperationsMessage(List.of(sticker), List.of());
1170     }
1171
1172     @Override
1173     public List<org.asamk.signal.manager.api.StickerPack> getStickerPacks() {
1174         final var stickerPackStore = context.getStickerPackStore();
1175         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
1176             if (stickerPackStore.existsStickerPack(pack.packId())) {
1177                 try {
1178                     final var manifest = stickerPackStore.retrieveManifest(pack.packId());
1179                     return new org.asamk.signal.manager.api.StickerPack(pack.packId(),
1180                             new StickerPackUrl(pack.packId(), pack.packKey()),
1181                             pack.isInstalled(),
1182                             manifest.title(),
1183                             manifest.author(),
1184                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
1185                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
1186                 } catch (Exception e) {
1187                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
1188                 }
1189             }
1190
1191             return new org.asamk.signal.manager.api.StickerPack(pack.packId(), pack.packKey(), pack.isInstalled());
1192         }).toList();
1193     }
1194
1195     @Override
1196     public void requestAllSyncData() {
1197         context.getSyncHelper().requestAllSyncData();
1198         syncRemoteStorage();
1199     }
1200
1201     void syncRemoteStorage() {
1202         context.getJobExecutor().enqueueJob(new SyncStorageJob());
1203     }
1204
1205     @Override
1206     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
1207         synchronized (messageHandlers) {
1208             if (isWeakListener) {
1209                 weakHandlers.add(handler);
1210             } else {
1211                 messageHandlers.add(handler);
1212                 startReceiveThreadIfRequired();
1213             }
1214         }
1215     }
1216
1217     private static final AtomicInteger threadNumber = new AtomicInteger(0);
1218
1219     private void startReceiveThreadIfRequired() {
1220         if (receiveThread != null || isReceivingSynchronous) {
1221             return;
1222         }
1223         receiveThread = Thread.ofPlatform().name("receive-" + threadNumber.getAndIncrement()).start(() -> {
1224             logger.debug("Starting receiving messages");
1225             context.getReceiveHelper().receiveMessagesContinuously(this::passReceivedMessageToHandlers);
1226             logger.debug("Finished receiving messages");
1227             synchronized (messageHandlers) {
1228                 receiveThread = null;
1229
1230                 // Check if in the meantime another handler has been registered
1231                 if (!messageHandlers.isEmpty()) {
1232                     logger.debug("Another handler has been registered, starting receive thread again");
1233                     startReceiveThreadIfRequired();
1234                 }
1235             }
1236         });
1237     }
1238
1239     private void passReceivedMessageToHandlers(MessageEnvelope envelope, Throwable e) {
1240         synchronized (messageHandlers) {
1241             Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
1242                 try {
1243                     h.handleMessage(envelope, e);
1244                 } catch (Throwable ex) {
1245                     logger.warn("Message handler failed, ignoring", ex);
1246                 }
1247             });
1248         }
1249     }
1250
1251     @Override
1252     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
1253         final Thread thread;
1254         synchronized (messageHandlers) {
1255             weakHandlers.remove(handler);
1256             messageHandlers.remove(handler);
1257             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
1258                 return;
1259             }
1260             thread = receiveThread;
1261             receiveThread = null;
1262         }
1263
1264         stopReceiveThread(thread);
1265     }
1266
1267     private void stopReceiveThread(final Thread thread) {
1268         if (context.getReceiveHelper().requestStopReceiveMessages()) {
1269             logger.debug("Receive stop requested, interrupting read from server.");
1270             thread.interrupt();
1271         }
1272         try {
1273             thread.join();
1274         } catch (InterruptedException ignored) {
1275         }
1276     }
1277
1278     @Override
1279     public boolean isReceiving() {
1280         if (isReceivingSynchronous) {
1281             return true;
1282         }
1283         synchronized (messageHandlers) {
1284             return !messageHandlers.isEmpty();
1285         }
1286     }
1287
1288     @Override
1289     public void receiveMessages(
1290             Optional<Duration> timeout,
1291             Optional<Integer> maxMessages,
1292             ReceiveMessageHandler handler
1293     ) throws IOException, AlreadyReceivingException {
1294         receiveMessages(timeout.orElse(Duration.ofMinutes(1)), timeout.isPresent(), maxMessages.orElse(null), handler);
1295     }
1296
1297     @Override
1298     public void stopReceiveMessages() {
1299         Thread thread = null;
1300         synchronized (messageHandlers) {
1301             if (isReceivingSynchronous) {
1302                 thread = receiveThread;
1303                 receiveThread = null;
1304             }
1305         }
1306         if (thread != null) {
1307             stopReceiveThread(thread);
1308         }
1309     }
1310
1311     private void receiveMessages(
1312             Duration timeout,
1313             boolean returnOnTimeout,
1314             Integer maxMessages,
1315             ReceiveMessageHandler handler
1316     ) throws IOException, AlreadyReceivingException {
1317         synchronized (messageHandlers) {
1318             if (isReceiving()) {
1319                 throw new AlreadyReceivingException("Already receiving message.");
1320             }
1321             isReceivingSynchronous = true;
1322             receiveThread = Thread.currentThread();
1323         }
1324         try {
1325             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, maxMessages, (envelope, e) -> {
1326                 passReceivedMessageToHandlers(envelope, e);
1327                 handler.handleMessage(envelope, e);
1328             });
1329         } finally {
1330             synchronized (messageHandlers) {
1331                 receiveThread = null;
1332                 isReceivingSynchronous = false;
1333                 if (!messageHandlers.isEmpty()) {
1334                     startReceiveThreadIfRequired();
1335                 }
1336             }
1337         }
1338     }
1339
1340     @Override
1341     public void setReceiveConfig(final ReceiveConfig receiveConfig) {
1342         context.getReceiveHelper().setReceiveConfig(receiveConfig);
1343     }
1344
1345     @Override
1346     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
1347         final RecipientId recipientId;
1348         try {
1349             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1350         } catch (UnregisteredRecipientException e) {
1351             return false;
1352         }
1353         return context.getContactHelper().isContactBlocked(recipientId);
1354     }
1355
1356     @Override
1357     public void sendContacts() throws IOException {
1358         context.getSyncHelper().sendContacts();
1359     }
1360
1361     @Override
1362     public List<Recipient> getRecipients(
1363             boolean onlyContacts,
1364             Optional<Boolean> blocked,
1365             Collection<RecipientIdentifier.Single> recipients,
1366             Optional<String> name
1367     ) {
1368         final var recipientIds = recipients.stream().map(a -> {
1369             try {
1370                 return context.getRecipientHelper().resolveRecipient(a);
1371             } catch (UnregisteredRecipientException e) {
1372                 return null;
1373             }
1374         }).filter(Objects::nonNull).collect(Collectors.toSet());
1375         if (!recipients.isEmpty() && recipientIds.isEmpty()) {
1376             return List.of();
1377         }
1378         // refresh profiles of explicitly given recipients
1379         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
1380         return account.getRecipientStore()
1381                 .getRecipients(onlyContacts, blocked, recipientIds, name)
1382                 .stream()
1383                 .map(s -> new Recipient(s.getRecipientId(),
1384                         s.getAddress().toApiRecipientAddress(),
1385                         s.getContact(),
1386                         s.getProfileKey(),
1387                         s.getExpiringProfileKeyCredential(),
1388                         s.getProfile(),
1389                         s.getDiscoverable()))
1390                 .toList();
1391     }
1392
1393     @Override
1394     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
1395         final RecipientId recipientId;
1396         try {
1397             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1398         } catch (UnregisteredRecipientException e) {
1399             return null;
1400         }
1401
1402         final var contact = account.getContactStore().getContact(recipientId);
1403         if (contact != null && !Util.isEmpty(contact.getName())) {
1404             return contact.getName();
1405         }
1406
1407         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1408         if (profile != null) {
1409             return profile.getDisplayName();
1410         }
1411
1412         return null;
1413     }
1414
1415     @Override
1416     public Group getGroup(GroupId groupId) {
1417         return toGroup(context.getGroupHelper().getGroup(groupId));
1418     }
1419
1420     @Override
1421     public List<Identity> getIdentities() {
1422         return account.getIdentityKeyStore()
1423                 .getIdentities()
1424                 .stream()
1425                 .map(this::toIdentity)
1426                 .filter(Objects::nonNull)
1427                 .toList();
1428     }
1429
1430     private Identity toIdentity(final IdentityInfo identityInfo) {
1431         if (identityInfo == null) {
1432             return null;
1433         }
1434
1435         final var address = account.getRecipientAddressResolver()
1436                 .resolveRecipientAddress(account.getRecipientResolver().resolveRecipient(identityInfo.getServiceId()));
1437         if (address.serviceId().isPresent() && !Objects.equals(address.serviceId().get(),
1438                 identityInfo.getServiceId())) {
1439             return null;
1440         }
1441         final var scannableFingerprint = context.getIdentityHelper()
1442                 .computeSafetyNumberForScanning(identityInfo.getServiceId(), identityInfo.getIdentityKey());
1443         return new Identity(address.toApiRecipientAddress(),
1444                 identityInfo.getIdentityKey().getPublicKey().serialize(),
1445                 context.getIdentityHelper()
1446                         .computeSafetyNumber(identityInfo.getServiceId(), identityInfo.getIdentityKey()),
1447                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1448                 identityInfo.getTrustLevel(),
1449                 identityInfo.getDateAddedTimestamp());
1450     }
1451
1452     @Override
1453     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1454         ServiceId serviceId;
1455         try {
1456             final var address = account.getRecipientAddressResolver()
1457                     .resolveRecipientAddress(context.getRecipientHelper().resolveRecipient(recipient));
1458             if (address.serviceId().isEmpty()) {
1459                 return List.of();
1460             }
1461             serviceId = address.serviceId().get();
1462         } catch (UnregisteredRecipientException e) {
1463             return List.of();
1464         }
1465         final var identity = account.getIdentityKeyStore().getIdentityInfo(serviceId);
1466         return identity == null ? List.of() : List.of(toIdentity(identity));
1467     }
1468
1469     @Override
1470     public boolean trustIdentityVerified(
1471             RecipientIdentifier.Single recipient,
1472             IdentityVerificationCode verificationCode
1473     ) throws UnregisteredRecipientException {
1474         return switch (verificationCode) {
1475             case IdentityVerificationCode.Fingerprint fingerprint -> trustIdentity(recipient,
1476                     r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint.fingerprint()));
1477             case IdentityVerificationCode.SafetyNumber safetyNumber -> trustIdentity(recipient,
1478                     r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber.safetyNumber()));
1479             case IdentityVerificationCode.ScannableSafetyNumber safetyNumber -> trustIdentity(recipient,
1480                     r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber.safetyNumber()));
1481             case null -> throw new AssertionError("Invalid verification code type");
1482         };
1483     }
1484
1485     @Override
1486     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1487         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1488     }
1489
1490     private boolean trustIdentity(
1491             RecipientIdentifier.Single recipient,
1492             Function<RecipientId, Boolean> trustMethod
1493     ) throws UnregisteredRecipientException {
1494         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1495         final var updated = trustMethod.apply(recipientId);
1496         if (updated && this.isReceiving()) {
1497             account.setNeedsToRetryFailedMessages(true);
1498         }
1499         return updated;
1500     }
1501
1502     @Override
1503     public void addAddressChangedListener(final Runnable listener) {
1504         synchronized (addressChangedListeners) {
1505             addressChangedListeners.add(listener);
1506         }
1507     }
1508
1509     @Override
1510     public void addClosedListener(final Runnable listener) {
1511         synchronized (closedListeners) {
1512             closedListeners.add(listener);
1513         }
1514     }
1515
1516     @Override
1517     public InputStream retrieveAttachment(final String id) throws IOException {
1518         return context.getAttachmentHelper().retrieveAttachment(id).getStream();
1519     }
1520
1521     @Override
1522     public InputStream retrieveContactAvatar(final RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
1523         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1524         final var address = account.getRecipientStore().resolveRecipientAddress(recipientId);
1525         final var streamDetails = context.getAvatarStore().retrieveContactAvatar(address);
1526         if (streamDetails == null) {
1527             throw new FileNotFoundException();
1528         }
1529         return streamDetails.getStream();
1530     }
1531
1532     @Override
1533     public InputStream retrieveProfileAvatar(final RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
1534         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1535         context.getProfileHelper().getRecipientProfile(recipientId);
1536         final var address = account.getRecipientStore().resolveRecipientAddress(recipientId);
1537         final var streamDetails = context.getAvatarStore().retrieveProfileAvatar(address);
1538         if (streamDetails == null) {
1539             throw new FileNotFoundException();
1540         }
1541         return streamDetails.getStream();
1542     }
1543
1544     @Override
1545     public InputStream retrieveGroupAvatar(final GroupId groupId) throws IOException {
1546         final var streamDetails = context.getAvatarStore().retrieveGroupAvatar(groupId);
1547         context.getGroupHelper().getGroup(groupId);
1548         if (streamDetails == null) {
1549             throw new FileNotFoundException();
1550         }
1551         return streamDetails.getStream();
1552     }
1553
1554     @Override
1555     public InputStream retrieveSticker(final StickerPackId stickerPackId, final int stickerId) throws IOException {
1556         var streamDetails = context.getStickerPackStore().retrieveSticker(stickerPackId, stickerId);
1557         if (streamDetails == null) {
1558             final var pack = account.getStickerStore().getStickerPack(stickerPackId);
1559             if (pack != null) {
1560                 try {
1561                     context.getStickerHelper().retrieveStickerPack(stickerPackId, pack.packKey());
1562                 } catch (InvalidMessageException e) {
1563                     logger.warn("Failed to download sticker pack");
1564                 }
1565             }
1566         }
1567         if (streamDetails == null) {
1568             throw new FileNotFoundException();
1569         }
1570         return streamDetails.getStream();
1571     }
1572
1573     @Override
1574     public void close() {
1575         Thread thread;
1576         synchronized (messageHandlers) {
1577             weakHandlers.clear();
1578             messageHandlers.clear();
1579             thread = receiveThread;
1580             receiveThread = null;
1581         }
1582         if (thread != null) {
1583             stopReceiveThread(thread);
1584         }
1585         context.close();
1586         executor.close();
1587
1588         dependencies.getAuthenticatedSignalWebSocket().disconnect();
1589         dependencies.getUnauthenticatedSignalWebSocket().disconnect();
1590         dependencies.getPushServiceSocket().close();
1591         disposable.dispose();
1592
1593         if (account != null) {
1594             account.close();
1595         }
1596
1597         synchronized (closedListeners) {
1598             closedListeners.forEach(Runnable::run);
1599             closedListeners.clear();
1600         }
1601
1602         account = null;
1603     }
1604 }